82% (2000)

67% (2011)

73% (2004)

71% (1992)

58% (2012)

70% (2001)

56% (2013)

74% (1995)

78% (1998)

58% (2009)

59% (1994)

77% (1988)

68% (2001)

70% (2005)

64% (2010)

55% (2008)

62% (2004)

63% (1991)

67% (2022)

67% (2015)